Mithrandir Metrics
Player Washington Nationals Refreshed Sep 1 06:00 AM ET
Player profile / Washington Nationals

Luis Perales

P · Bats/Throws R/R · 6' 0", 160 lb · Age 23

Cards
0
Modules
0
Live Δ
--
Club Washington Nationals Position P Roster Current MLB team Status Healthy / active roster
Traditional line

Season by season

3D Pitch Lab Projections
WLERAGGSSVIPSOWHIP
20260021.002003.054.00
1 Seasons0021.002003.054.00
At a glance

Season percentile report

The headline weighs outcome stats (xwOBA, barrels); each bar averages its full strip group below. 100 = best in MLB.

2026-09-01
17
Pitching
percentile
Arsenal3 metrics
17
Rolling projection

Preseason / current pace / Bayesian update

Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.

Pending

Rolling player projection appears after current-season Statcast and projection joins refresh.

Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-09-01
Mithrandir+

Stuff+ and arsenal context

How nasty this pitcher's stuff grades in our pitch-level model. Missing coverage is shown explicitly.

2026-09-01
Cutter Stuff+98
18
Fastball Stuff+94
11
Mithrandir Stuff+99
21
Rolling form chart

xwOBA allowed snapshot line

Live snapshot series; true 50/100 PA windows require PA-level logs

0 snapshots
No chart yet

No Live State xwOBA snapshots are available for this player.

Optimization map

Arsenal optimization map

Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.

4Pitches 2026Season 34%Top usage
ride armside gloveside +Arsenal gap +Shape contrast
Zone profile

Aggregate zone heatmap

Aggregate zone metrics from seasonal Statcast leaderboards.

Mithrandir Metrics ZONE HEATMAP Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Pitch Zone Profile Perales, Luis · Aggregate zone metrics; not pitch-by-pitch locations Edge: 32%32%Zone: 41%41%Whiff: 40%40%Called strike: 9%9%First pitch strike: 48%48%Hard hit allowed: 67%67% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Pitch arsenal

Usage mix, movement map, and Stuff+ composition

2026 pitch-level arsenal aggregates; current season takes over after 100 tracked pitches across at least 2 pitch types. Descriptive pitch-type Stuff+ composition. Not a promoted predictive metric.

Watch the pitches in 3D →

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Perales, Luis · 2026 arsenal snapshot Split-Finger: 34.5%Cutter: 33.3%4-Seam Fastball: 28.7%Slider: 3.4% FS34% · 89 mphprimary pitch FS 34%FC 33%FF 29%SL 3% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Perales, Luis · 2026 arsenal snapshot 9″18″27″36″ Split-Finger: 34% usage, 3″ horizontal break, 32″ drop, 88.6 mphFS89 mphCutter: 33% usage, 1″ horizontal break, 22″ drop, 93.7 mphFC94 mph4-Seam Fastball: 29% usage, 1″ horizontal break, 10″ drop, 99.5 mphFF100 mphSlider: 3% usage, 3″ horizontal break, 31″ drop, 88.4 mphSL88 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FC 50.9% 29 98 limited sample
FB 43.9% 25 94 limited sample
SL 5.3% 3 111 limited sample
Method note

Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.

Reference layer

Current snapshot

Age23
Height6' 0"
Weight160 lb
Debut2026-08-26
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
No Mithrandir card history is available for this player yet.
Projection links / recent games

Available detail

No projection links or recent game log rows are available yet.